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QGD; Semi-Tarrasch Defence 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5

In each game under Location you see masterchessopen.com but it's not a valid website, so please don't use it. Claus Gamborg, Jan. 2023

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#WhiteRatingBlackRatingResultMovesECOTournamentDate
52Pfeiffer Gerhard ...Dahl Herbert1-018 ≣A05Ch Berlin
55Primavera Giusepp...Szabados Eugenio ...0-126 ≣A06?
56Mueller Klaus-Uwe...2320Zirngibl Albert0-127 ≣E00Ch DDR
57Kluger Gyula (HUN)2250Lengyel Levente (...22931-021 ≣A46Ch Hungary
58Stahlberg Gideon ...Szabo Laszlo (HUN)19031-027 ≣A05Olympiad
59Bolbochan Jacobo ...Garcia Vera Romeo1-024 ≣E10It
347Luynenburg RogierVan Ginkel John1-017 ≣A46It (open) (junior...
60Pirc Vasja (YUG)Porreca Giorgio (...1-024 ≣A05Match \
63Geller Efim P (RUS)2455Keres Paul (EST)25800-127 ≣E00Tournament (candi...
64Raizman Maurice2200Maher V0-126 ≣E00Olympiad
65Salo Tapio (FIN)2287Donner Jan-Hein (...24300-127 ≣A56Olympiad
66Filip Miroslav (CZE)2465Sliwa Bogdan (POL)22351-025 ≣E10It
67Horberg Bengt-EricAverbakh Yuri L (...24450-126 ≣E10Match \
68Shamkovich Leonid...2342Chekhover Vitaly ...0-124 ≣D02Ch URS (1/2 final)
73Osnos Viatcheslav...2384Klaman Konstantin...0-124 ≣E00Ch URS (1/2 final)
76Darga Klaus (GER)2453O'kelly De Galway...24601-025 ≣A17It
77Najdorf Miguel (POL)2445Engels Ludwig (GER)1-028 ≣D41Zt
379Plackmeyer JanWronn Bernd (GER)21920-112 ≣A46It (open)
79Sanguinetti Raul ...2485Averbakh Yuri L (...24450-129 ≣A17Izt
80Gajduk MZaitsev Alexander...23830-117 ≣E00?
81Domotor Jozsef (HUN)1974Plecsko Zoltan (HUN)20630-129 ≣D02Tournament
82Hansen Victor Juu...From Sigfred (DEN)21951-026 ≣E10Ch Denmark
83Berezhnoi ViktorBerenshtein Arkad...1-019 ≣A16Ch Ukraine (1/2 f...
84Letelier Rene (CHI)2151O'kelly De Galway...24601-024 ≣E10Olympiad
85Gipslis Aivars (LAT)2429Vistaneckis Isakas1-029 ≣A13Ch URS (1/2 final)
86Ophoff Rigobert (...1999Latko1-016 ≣E00Ch OWL
87Eliskases Erich G...2430Portisch Lajos (HUN)25231-027 ≣A17It
89Henneberke Franci...2200Dunkelblum Arthur...22501-019 ≣E10It \
90Kozma Julius (CSR)2380Dunkelblum Arthur...22500-123 ≣A17It
91Kluger Gyula (HUN)2250Pogats Jozsef (HUN)22301-027 ≣E10Ch Hungary
92Stuerzenhofecker FBorn W1-026 ≣A16corr.
93Reyes Romuel (USA)2245Baretic Dragoljub...20970-123 ≣D02It
96Balcerowski Witol...2184Dunkelblum Arthur...22501-026 ≣E10Olympiad
97Kiviaho Allan (FIN)2185Lindgren Leif1-021 ≣D41Europe Tournament...
98Popov Luben (BUL)2317Aitken James22001-021 ≣E10Zt
99Calero I (CUB)O'kelly De Galway...24600-128 ≣E10Memorial J.Capabl...
101Bertok Mario (CRO)2282Janosevic Dragolj...23300-123 ≣E10Ch Yugoslavia
102Ernst (GER)Kubisch Guido0-128D41Ch OWL
103Portisch Lajos (HUN)2523O'kelly De Galway...24601-027 ≣A17It
104Ulvestad Olaf (AND)2270O'kelly De Galway...24601-022 ≣E10It
105Petras Jan (CZE)2085Szakall Frantisek1-025 ≣E10Ch Czechoslovakia...
106O'Riordan KennethHanrahan M1-019 ≣D02Ch City
107Flesch JanosBarczay Laszlo (HUN)23811-024 ≣E10Ch Hungary
108Kavalek Lubomir (...2527Robatsch Karl (AUT)23491-029 ≣A13It
109Chemes LuisGarcia Hacomar1-019 ≣E10Ch Argentina
110Cobo Arteaga Eldi...2345Santacruz Francis...23101-024 ≣A17Ch Pan-American
111Schweber Samuel (...2348Roux Cabral Luis1-026 ≣D41Ch Pan-American
112Bouaziz Nejib (SWE)2107Martinez Jean-Phi...20881-029 ≣D02Olympiad
113Bokor Istvan (HUN)2226Ostojic Predrag (...23251-025 ≣E10?
114Toran Albero Roma...2445Donner Jan-Hein (...24301-028 ≣E10It
115Spassky Boris V (...2548Langeweg Christian1-027 ≣A46Memorial M.Chigorin
116Ivanova AntoniaLitynska Marta (UKR)23260-124 ≣D30Match \
118Brostrom Goran (SWE)2410Stenborg Ake (SWE)22801-022 ≣E10Ch Sweden
119Gelfer Israel (ISR)2328Porath Yosef (ISR)23401-021 ≣D41?
120Sikora Jan (CZE)2251Smejkal Jan (CZE)25041-026 ≣D30Ch Czechoslovakia
121Olafsson Fridrik ...2434Lombard Andre (SUI)23501-023 ≣A13Zt
122Saemisch Friedric...2200Zaitsev Alexander...23830-124 ≣E10It
123Doroshkievich Vla...2420Riabchonok E (RUS)24200-129 ≣D02?
124SchalinskiWalther Ernst0-126 ≣E00corr.
151Ubeira Enrique (ARG)2022Zarlenga Marcelo0-126 ≣E10It (open)
127De La Vega Hector...2365Gonzalez Gelasio ...20881-025 ≣A17It (open)
128Filip Miroslav (CZE)2465Platonov Igor V (...24301-027 ≣A05It
129Hort Vlastimil (GER)2466Platonov Igor V (...24301-025 ≣A17It
130Flesch JanosDeze Anton (YUG)24051-029 ≣E10Ch Yugoslavia
131Cammarota Vittori...1911Dael1-027 ≣A09corr.
132Ghitescu Theodor ...2460Vukovic Milosav (...22901-028 ≣E10?
133Malich Burkhard D...2450Heinig Wolfram Dr...23211-020 ≣E10Ch DDR
134Hyyro SeppoSaarela Juhani1-025 ≣D41?
136Hort Vlastimil (GER)2600Timman Jan H (NED)24801-024 ≣E10It (a)
137Dely Peter (HUN)2480Farago Ivan (HUN)24400-125 ≣A05Ch Hungary
138Zavodny ZdenekKrenovsky Jiri1-023 ≣A40Ch Region
139SchubertSchlicht Heinz1-029 ≣D41corr.
140Yanofsky D A (CAN)2410Kaldor Avraham (ISR)22521-021 ≣E10It (a)
143Cillo LPytel Krzysztof (...23050-129 ≣E10It (open)
144Alenius ArtoPietarila Reino1-026A15?
145Dzuban Oleg I (KAZ)2362Mamatov Dair (RUS)22650-128 ≣A56Olympiad URS
146Niklasson Christe...2350Ekstroem Roland (...24861-028 ≣D41Ch Sweden
150Yudovich Mikhail ...2400Dalko N1-028 ≣A56Olympiad (corr.)
152Schinzel Wladysla...2375Tepper M22001-021 ≣A17It
153Livbrandt LBinas Jindrich1-017 ≣D30Europe Tournament...
154Palatnik Semon (USA)2448Gofshtein Zvulon ...25041-017 ≣D41?
155Opl Klaus (AUT)2279Rasmussen Karsten...24241-027 ≣E00Cup Mitropa
157Toth Bela (ITA)2345Hmido1-022 ≣E10Zt
158Lukacs Peter (HUN)2460Filchev Rusko22001-029 ≣D41Memorial K.Piskov
159Barbera SBrusiani Angelo1-026 ≣D41corr.
160Timman Jan H (NED)2625Langeweg Kick (NED)24401-021 ≣E10Ch Netherlands
161Petkevich Jusefs ...2380Luczak Andrzej (POL)23701-028 ≣A06It
162Kharitonov Andrei...2525Korensky Valeri S...24351-025 ≣A05Ch Russia
163Lorincz Istvan (HUN)2270Hradeczky Tamas (...22161-019 ≣A46Tournament
164Nunn John D M (ENG)2515Wells Peter K (ENG)24971-025D30It (open) \
165Browne Walter S (...2540Olafsson Helgi (ISL)22701-024 ≣A46It
166Bilek Michael (GER)2314Holfelder Hans Jo...22241-028 ≣A46Bundesliga 1980/81
167Aoyama Yoshiaki (...2162Wahyuwidayat Erwa...22100-121 ≣A46Ch World (team) (...
168Burger Karl (USA)2420Cross Steven21961-028 ≣A05It (open)
169Zoltek Tadeusz (POL)2169Luczak Andrzej (POL)23700-125 ≣A46It
171Polugaevsky Lev A...2610Mascarinas Rico (...24101-021 ≣E10It (cat.9)
173Garmendia JuanPatrici Norberto1-024 ≣D32corr.
174Klatt ONeubecker A0-124 ≣D30Europe Tournament...
176Gruen Peter (GER)2290Goehring Karl-Hei...23351-028 ≣E10Bundesliga 1982/83
177Velikov Petar (BUL)2460Danailov Silvio (...24660-129 ≣E10Ch Bulgaria